(Triphenylphosphoranylidene)ketene manufacturers
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| | (Triphenylphosphoranylidene)ketene Basic information |
| Product Name: | (Triphenylphosphoranylidene)ketene | | Synonyms: | (Triphenylphosphoranylidene)ketene;Bestmann Ylide;Ketenylidene(triphenyl)phosphorane;Ketenylidene(triphenyl)phosphorane
Bestmann Ylide;(Triphenylphosphoranylidene)ethenone;(Triphenylphosphoranylidene)ethenone, Bestmann ylide, Ketenylidene(triphenyl)phosphorane;2-triphenylphosphoranylideneethenone;Ethenone, 2-(triphenylphosphoranylidene)- | | CAS: | 15596-07-3 | | MF: | C20H15OP | | MW: | 302.31 | | EINECS: | | | Product Categories: | | | Mol File: | 15596-07-3.mol |  |
| | (Triphenylphosphoranylidene)ketene Chemical Properties |
| Melting point | 167-173 °C | | Boiling point | 455.4±38.0 °C(Predicted) | | density | 1.12±0.1 g/cm3(Predicted) | | form | solid |
| WGK Germany | 3 | | HS Code | 2931.90.6000 |
| | (Triphenylphosphoranylidene)ketene Usage And Synthesis |
| Uses | A nucleophilic two-carbon building block that participates in a variety of reactions including cycloaddition, multi-component, and domino reactions. | | Preparation | (Triphenylphosphoranylidene)ketene (Ketenylidenetriphenylphosphorane) is prepared most conveniently by a β-elimination from
(Methoxycarbonylmethylene)triphenylphosphorane using Sodium Hexamethyldisilazide or Sodium
Amide as a base (eq 1).
 | | reaction suitability | reaction type: C-C Bond Formation | | storage | (Triphenylphosphoranylidene)ketene is absence of moisture and air is necessary. |
| | (Triphenylphosphoranylidene)ketene Preparation Products And Raw materials |
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